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  He initially experienced racial abuse, but explains to BBC Sport's Nick Hope how he overcame that and after briefly considering representing France, is now targeting a medal at the 2016 Rio Olympics.
  If you'd like to find out about how to get into martial arts, read our special guide.
target: Great Britain's Taekwondo fighter Mahama Cho was born in the Ivory Coast, but after experiencing physical bullying at school he moved to the UK in 1997 in search of a better life.